Update app.py

app.py

@@ -60,13 +60,7 @@ def view_model(selected_models):
     return netron_html if netron_html else "<p>No valid models selected for visualization.</p>"
 
 custom_css = """
-#run_button {
-    background-color: purple !important;
-    color: white !important;
-    width: 120px !important;
-    border-radius: 5px !important;
-    font-size: 14px !important;
-}
+
 #custom-row {
     margin: 0 !important;
     padding: 0 !important;